Pith Number

pith:AIGVCECJ

pith:2021:AIGVCECJDA3SHJGRMXCCYAXP6R

not attested not anchored not stored refs pending

On Instrumental Variable Regression for Deep Offline Policy Evaluation

Arnaud Doucet, Arthur Gretton, Caglar Gulcehre, Liyuan Xu, Nando de Freitas, Tom Le Paine, Yutian Chen

arxiv:2105.10148 v2 · 2021-05-21 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AIGVCECJDA3SHJGRMXCCYAXP6R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:20:58.270065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

020d511049183723a4d165c42c02eff47a48959f930b8bfa97fba6d7ddeff2ee

Aliases

arxiv: 2105.10148 · arxiv_version: 2105.10148v2 · doi: 10.48550/arxiv.2105.10148 · pith_short_12: AIGVCECJDA3S · pith_short_16: AIGVCECJDA3SHJGR · pith_short_8: AIGVCECJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/AIGVCECJDA3SHJGRMXCCYAXP6R \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 020d511049183723a4d165c42c02eff47a48959f930b8bfa97fba6d7ddeff2ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf28fecda263fab97a72713a3827c2fa3c4f7a9ee41b11add606a3c1a174c248",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-21T06:22:34Z",
    "title_canon_sha256": "5a6e30ac6ca390ba2b6c5bb1c21fec3ce545148082a55aa40418f8d8c83d6b74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10148",
    "kind": "arxiv",
    "version": 2
  }
}